12162432044 has 96 divisors (see below), whose sum is σ = 25672550400. Its totient is φ = 4933693440.

The previous prime is 12162432041. The next prime is 12162432049. The reversal of 12162432044 is 44023426121.

It is a junction number, because it is equal to n+sod(n) for n = 12162431998 and 12162432016.

It is not an unprimeable number, because it can be changed into a prime (12162432041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5349692 + ... + 5351964.

It is an arithmetic number, because the mean of its divisors is an integer number (267422400).

Almost surely, 2^12162432044 is an apocalyptic number.

12162432044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12162432044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12836275200).

12162432044 is an abundant number, since it is smaller than the sum of its proper divisors (13510118356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12162432044 is a wasteful number, since it uses less digits than its factorization.

12162432044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2463 (or 2461 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 12162432044 its reverse (44023426121), we get a palindrome (56185858165).

The spelling of 12162432044 in words is "twelve billion, one hundred sixty-two million, four hundred thirty-two thousand, forty-four".